# DigitCont 2nd Gen. USB 5V to DC 12V 4mm x 1.7mm Power Cable Review
I picked up the DigitCont 2nd Gen. USB 5V to DC 12V 4mm x 1.7mm Power Cable, Compatible with EchoDot devices, USB Voltage Step Up Converter Cable, Power Supply Adapte from DigitCont for $14.99, and I’ll be straight with you, it solved a real problem I didn’t think would be this easy to fix. I run a few smart home setups across my properties in Houston, and I had Echo Dot devices scattered around that weren’t getting reliable power from standard USB outlets. This power adapter cable changed that situation fast.
The core issue was simple. I wanted to power my Echo Dot speakers from regular U